Stop Struggling with Heavy Siding. Get the Ultimate “Second Set of Hands.”
Installing 5/16-inch thick fiber cement boards is notoriously heavy and difficult, especially when you are working solo up on a scaffold. Trying to hold a 12-foot plank perfectly level while reaching for your nail gun is a recipe for uneven overlaps, dropped boards, and physical exhaustion.
Our Premium 4-Piece Fiber Cement Siding Gauge Set eliminates the hassle entirely. Acting as an upgraded alternative to standard gecko-style gauges, these heavy-duty mounting blocks clamp securely onto the lower course of siding, providing a rock-solid, friction-locked ledge to support the next plank. Drop the board in, ensure it is flush, and nail it off. No chalk lines. No complex layout math. No helper required.
🔥 Core Engineering & Unmatched Advantages
- The 4-Piece Arsenal Advantage: Most expensive name-brand kits only give you two gauges. We provide a comprehensive 4-piece set (2 pairs), allowing you to support extra-long planks or run multiple wall sections simultaneously, instantly doubling your installation speed.
- True One-Person Installation: Transform a grueling two-man job into a fast, solo operation. The patented friction-cam mechanism locks tightly onto the lower plank, holding the new board securely in place while you free up both hands to operate your nailer.
- Precision 5/16″ Fitment: Designed exclusively to grip 5/16-inch (approx. 8mm) thick fiber cement siding perfectly. Once the cam is locked, it will not slip, sag, or drop your expensive building materials.
- Flawless 1-1/4″ Overlap Reveals: Automatically gauges the perfect standard overlap for every single course. Your siding will go up laser-straight with uniform reveals, instantly elevating the professional look of the exterior walls.
- Non-Marring Contact Points: Built with industrial-grade, impact-resistant polymer. The smooth clamping faces will not scratch, gouge, or damage pre-painted or primed fiber cement boards.
🛠️ Standard Operating Procedure (3 Easy Steps)
- Clamp & Lock: Slide the gauges onto the top edge of the previously installed 5/16″ siding board and push the locking handle down to engage the friction cam.
- Drop & Rest: Place the next piece of siding directly onto the gauge ledges. The tool supports 100% of the weight.
- Fasten & Release: Nail the siding board into the wall studs, lift the locking handles to release the gauges, and move up to the next row!
🧠 Tech Q&A: Siding Gauge Expert Guide
Workshop Maintenance Tip: Fiber cement dust is highly abrasive. We highly recommend occasionally blowing out the sliding mechanisms of these gauges with compressed air to ensure the friction cams continue to lock smoothly for years to come.
Yes. Using our 5/16″ siding gauge set allows one person to install heavy fiber cement planks solo. The gauges lock onto the lower board and act as a second set of hands to hold the new board in place while you nail it.
No. They are made from a heavy-duty, non-marring industrial polymer that holds the boards tightly without scratching or damaging factory-primed or pre-painted finishes.
These specific friction-cam gauges are engineered exclusively for standard 5/16-inch thick fiber cement siding. They will not work on thicker wood or vinyl siding.



















